Debian: Security Advisory (DSA-4659-1)

# SPDX-FileCopyrightText: 2020 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.704659");
  script_cve_id("CVE-2020-11008");
  script_tag(name:"creation_date", value:"2020-04-21 03:00:10 +0000 (Tue, 21 Apr 2020)");
  script_version("2024-02-02T05:06:07+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:07 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-04-30 19:32:16 +0000 (Thu, 30 Apr 2020)");

  script_name("Debian: Security Advisory (DSA-4659-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Debian Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB(10|9)");

  script_xref(name:"Advisory-ID", value:"DSA-4659-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2020/DSA-4659-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4659");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/git");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'git' package(s) announced via the DSA-4659-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"Carlo Arenas discovered a flaw in git, a fast, scalable, distributed revision control system. With a crafted URL that contains a newline or empty host, or lacks a scheme, the credential helper machinery can be fooled into providing credential information that is not appropriate for the protocol in use and host being contacted.

For the oldstable distribution (stretch), this problem has been fixed in version 1:2.11.0-3+deb9u7.

For the stable distribution (buster), this problem has been fixed in version 1:2.20.1-2+deb10u3.

We recommend that you upgrade your git packages.

For the detailed security status of git please refer to its security tracker page at: [link moved to references]");

  script_tag(name:"affected", value:"'git' package(s) on Debian 9, Debian 10.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-deb.inc");

release = dpkg_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "DEB10") {

  if(!isnull(res = isdpkgvuln(pkg:"git", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-all", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-cvs", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-daemon-run", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-daemon-sysvinit", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-doc", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-el", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-email", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-gui", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-man", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-mediawiki", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-svn", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"gitk", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"gitweb", ver:"1:2.20.1-2+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

if(release == "DEB9") {

  if(!isnull(res = isdpkgvuln(pkg:"git", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-all", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-arch", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-core", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-cvs", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-daemon-run", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-daemon-sysvinit", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-doc", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-el", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-email", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-gui", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-man", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-mediawiki", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"git-svn", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"gitk", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"gitweb", ver:"1:2.11.0-3+deb9u7", rls:"DEB9"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);