2.6 Low
CVSS2
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
4.7 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
32.5%
Two security issues were found in the Python interface to the apt package manager; package downloads from unsigned repositories were incorrectly rejected and the hash validation relied on MD5.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory DSA-4609. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#
include('compat.inc');
if (description)
{
script_id(133230);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/28");
script_cve_id("CVE-2019-15795", "CVE-2019-15796");
script_xref(name:"DSA", value:"4609");
script_name(english:"Debian DSA-4609-1 : python-apt - security update");
script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing a security-related update.");
script_set_attribute(attribute:"description", value:
"Two security issues were found in the Python interface to the apt
package manager; package downloads from unsigned repositories were
incorrectly rejected and the hash validation relied on MD5.");
script_set_attribute(attribute:"see_also", value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=944696");
script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/source-package/python-apt");
script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/stretch/python-apt");
script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/buster/python-apt");
script_set_attribute(attribute:"see_also", value:"https://www.debian.org/security/2020/dsa-4609");
script_set_attribute(attribute:"solution", value:
"Upgrade the python-apt packages.
For the oldstable distribution (stretch), these problems have been
fixed in version 1.4.1.
For the stable distribution (buster), these problems have been fixed
in version 1.8.4.1.");
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:C/C:L/I:L/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-2019-15796");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/03/26");
script_set_attribute(attribute:"patch_publication_date", value:"2020/01/23");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/01/27");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:python-apt");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:10.0");
script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:9.0");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Debian Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
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:"python-apt", reference:"1.8.4.1")) flag++;
if (deb_check(release:"10.0", prefix:"python-apt-common", reference:"1.8.4.1")) flag++;
if (deb_check(release:"10.0", prefix:"python-apt-dbg", reference:"1.8.4.1")) flag++;
if (deb_check(release:"10.0", prefix:"python-apt-dev", reference:"1.8.4.1")) flag++;
if (deb_check(release:"10.0", prefix:"python-apt-doc", reference:"1.8.4.1")) flag++;
if (deb_check(release:"10.0", prefix:"python3-apt", reference:"1.8.4.1")) flag++;
if (deb_check(release:"10.0", prefix:"python3-apt-dbg", reference:"1.8.4.1")) flag++;
if (deb_check(release:"9.0", prefix:"python-apt", reference:"1.4.1")) flag++;
if (deb_check(release:"9.0", prefix:"python-apt-common", reference:"1.4.1")) flag++;
if (deb_check(release:"9.0", prefix:"python-apt-dbg", reference:"1.4.1")) flag++;
if (deb_check(release:"9.0", prefix:"python-apt-dev", reference:"1.4.1")) flag++;
if (deb_check(release:"9.0", prefix:"python-apt-doc", reference:"1.4.1")) flag++;
if (deb_check(release:"9.0", prefix:"python3-apt", reference:"1.4.1")) flag++;
if (deb_check(release:"9.0", prefix:"python3-apt-dbg", reference:"1.4.1")) 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");
Vendor | Product | Version | CPE |
---|---|---|---|
debian | debian_linux | python-apt | p-cpe:/a:debian:debian_linux:python-apt |
debian | debian_linux | 10.0 | cpe:/o:debian:debian_linux:10.0 |
debian | debian_linux | 9.0 | cpe:/o:debian:debian_linux:9.0 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15795
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15796
bugs.debian.org/cgi-bin/bugreport.cgi?bug=944696
packages.debian.org/source/buster/python-apt
packages.debian.org/source/stretch/python-apt
security-tracker.debian.org/tracker/source-package/python-apt
www.debian.org/security/2020/dsa-4609
2.6 Low
CVSS2
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
4.7 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
5 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
32.5%