9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.6 High
AI Score
Confidence
High
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.05 Low
EPSS
Percentile
92.8%
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("1.3.6.1.4.1.25623.1.0.704488");
script_cve_id("CVE-2019-13917");
script_tag(name:"creation_date", value:"2019-07-26 02:00:10 +0000 (Fri, 26 Jul 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:"10.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-07-30 13:07:40 +0000 (Tue, 30 Jul 2019)");
script_name("Debian: Security Advisory (DSA-4488-1)");
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-4488-1");
script_xref(name:"URL", value:"https://www.debian.org/security/2019/DSA-4488-1");
script_xref(name:"URL", value:"https://security-tracker.debian.org/tracker/DSA-4488");
script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'exim4' package(s) announced via the DSA-4488-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"Jeremy Harris discovered that Exim, a mail transport agent, does not properly handle the ${sort } expansion. This flaw can be exploited by a remote attacker to execute programs with root privileges in non-default (and unusual) configurations where ${sort } expansion is used for items that can be controlled by an attacker.
For the oldstable distribution (stretch), this problem has been fixed in version 4.89-2+deb9u5.
For the stable distribution (buster), this problem has been fixed in version 4.92-8+deb10u1.
We recommend that you upgrade your exim4 packages.");
script_tag(name:"affected", value:"'exim4' 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:"exim4", ver:"4.92-8+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-base", ver:"4.92-8+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-config", ver:"4.92-8+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-daemon-heavy", ver:"4.92-8+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-daemon-light", ver:"4.92-8+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-dev", ver:"4.92-8+deb10u1", rls:"DEB10"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"eximon4", ver:"4.92-8+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:"exim4", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-base", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-config", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-daemon-heavy", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-daemon-heavy-dbg", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-daemon-light", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-daemon-light-dbg", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-dbg", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"exim4-dev", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(!isnull(res = isdpkgvuln(pkg:"eximon4", ver:"4.89-2+deb9u5", rls:"DEB9"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.6 High
AI Score
Confidence
High
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.05 Low
EPSS
Percentile
92.8%