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nessusThis script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.DEBIAN_DSA-4899.NASL
HistoryApr 27, 2021 - 12:00 a.m.

Debian DSA-4899-1 : openjdk-11 - security update

2021-04-2700:00:00
This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
37
debian
dsa-4899-1
openjdk-11
security update
cve-2021-2163
configuration settings
jar signing
java platform
upgrade
stable distribution
buster

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:H/Au:N/C:N/I:P/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

AI Score

6

Confidence

High

EPSS

0.002

Percentile

60.9%

It was discovered that the OpenJDK Java platform incompletely enforced configuration settings used in Jar signing verifications.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Debian Security Advisory DSA-4899. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('deprecated_nasl_level.inc');
include("compat.inc");

if (description)
{
  script_id(149010);
  script_version("1.8");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/12");

  script_cve_id("CVE-2021-2163");
  script_xref(name:"DSA", value:"4899");
  script_xref(name:"CEA-ID", value:"CEA-2021-0025");

  script_name(english:"Debian DSA-4899-1 : openjdk-11 - security update");
  script_summary(english:"Checks dpkg output for the updated package");

  script_set_attribute(
    attribute:"synopsis",
    value:"The remote Debian host is missing a security-related update."
  );
  script_set_attribute(
    attribute:"description",
    value:
"It was discovered that the OpenJDK Java platform incompletely enforced
configuration settings used in Jar signing verifications."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://security-tracker.debian.org/tracker/source-package/openjdk-11"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/buster/openjdk-11"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2021/dsa-4899"
  );
  script_set_attribute(
    attribute:"solution",
    value:
"Upgrade the openjdk-11 packages.

For the stable distribution (buster), this problem has been fixed in
version 11.0.11+9-1~deb10u1."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:N/I:P/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-2163");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:openjdk-11");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:10.0");

  script_set_attribute(attribute:"vuln_publication_date", value:"2021/04/22");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/04/23");
  script_set_attribute(attribute:"plugin_publication_date", value:"2021/04/27");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Debian Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("debian_package.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (deb_check(release:"10.0", prefix:"openjdk-11-dbg", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-demo", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-doc", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-jdk", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-jdk-headless", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-jre", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-jre-headless", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-jre-zero", reference:"11.0.11+9-1~deb10u1")) flag++;
if (deb_check(release:"10.0", prefix:"openjdk-11-source", reference:"11.0.11+9-1~deb10u1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_note(port:0, extra:deb_report_get());
  else security_note(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");

CVSS2

2.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:H/Au:N/C:N/I:P/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

AI Score

6

Confidence

High

EPSS

0.002

Percentile

60.9%