7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.9 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.007 Low
EPSS
Percentile
79.2%
The remote host is missing an update for the Debian
# SPDX-FileCopyrightText: 2019 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("1.3.6.1.4.1.25623.1.0.704591");
script_cve_id("CVE-2019-19906");
script_tag(name:"creation_date", value:"2019-12-21 03:00:05 +0000 (Sat, 21 Dec 2019)");
script_version("2024-02-02T05:06:06+0000");
script_tag(name:"last_modification", value:"2024-02-02 05:06:06 +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:N/I:N/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-01-02 20:32:06 +0000 (Thu, 02 Jan 2020)");
script_name("Debian: Security Advisory (DSA-4591-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2019 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-4591-1");
script_xref(name:"URL", value:"https://www.debian.org/security/2019/DSA-4591-1");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4591");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/cyrus-sasl2");
script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'cyrus-sasl2' package(s) announced via the DSA-4591-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"Stephan Zeisberg reported an out-of-bounds write vulnerability in the _sasl_add_string() function in cyrus-sasl2, a library implementing the Simple Authentication and Security Layer. A remote attacker can take advantage of this issue to cause denial-of-service conditions for applications using the library.
For the oldstable distribution (stretch), this problem has been fixed in version 2.1.27~101-g0780600+dfsg-3+deb9u1.
For the stable distribution (buster), this problem has been fixed in version 2.1.27+dfsg-1+deb10u1.
We recommend that you upgrade your cyrus-sasl2 packages.
For the detailed security status of cyrus-sasl2 please refer to its security tracker page at: [link moved to references]");
script_tag(name:"affected", value:"'cyrus-sasl2' 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:"cyrus-sasl2-doc", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-2", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-dev", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-db", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-gssapi-heimdal", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-gssapi-mit", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-ldap", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-otp", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-sql", ver:"2.1.27+dfsg-1+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"sasl2-bin", ver:"2.1.27+dfsg-1+deb10u1", 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:"cyrus-sasl2-doc", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-2", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-dev", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-db", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-gssapi-heimdal", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-gssapi-mit", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-ldap", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-otp", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"libsasl2-modules-sql", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"sasl2-bin", ver:"2.1.27~101-g0780600+dfsg-3+deb9u1", rls:"DEB9"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.9 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.007 Low
EPSS
Percentile
79.2%