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openvasCopyright (C) 2020 Greenbone AGOPENVAS:1361412562310704732
HistoryJul 23, 2020 - 12:00 a.m.

Debian: Security Advisory (DSA-4732-1)

2020-07-2300:00:00
Copyright (C) 2020 Greenbone AG
plugins.openvas.org
5

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

9.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.5

Confidence

High

EPSS

0.01

Percentile

84.0%

The remote host is missing an update for the Debian

# 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("1.3.6.1.4.1.25623.1.0.704732");
  script_cve_id("CVE-2019-18860", "CVE-2020-15049");
  script_tag(name:"creation_date", value:"2020-07-23 03:00:24 +0000 (Thu, 23 Jul 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:"6.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-07-09 17:31:03 +0000 (Thu, 09 Jul 2020)");

  script_name("Debian: Security Advisory (DSA-4732-1)");
  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=DEB10");

  script_xref(name:"Advisory-ID", value:"DSA-4732-1");
  script_xref(name:"URL", value:"https://www.debian.org/security/2020/DSA-4732-1");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4732");
  script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/squid");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'squid' package(s) announced via the DSA-4732-1 advisory.");

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

  script_tag(name:"insight", value:"Two security issues were discovered in the Squid proxy caching server, which could result in cache poisoning, request smuggling and incomplete validation of hostnames in cachemgr.cgi.

For the stable distribution (buster), these problems have been fixed in version 4.6-1+deb10u3.

We recommend that you upgrade your squid packages.

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

  script_tag(name:"affected", value:"'squid' package(s) on 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:"squid", ver:"4.6-1+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"squid-cgi", ver:"4.6-1+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"squid-common", ver:"4.6-1+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"squid-purge", ver:"4.6-1+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"squid3", ver:"4.6-1+deb10u3", rls:"DEB10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"squidclient", ver:"4.6-1+deb10u3", rls:"DEB10"))) {
    report += res;
  }

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

exit(0);

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

9.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.5

Confidence

High

EPSS

0.01

Percentile

84.0%