CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
35.6%
The remote host is missing an update for the
# SPDX-FileCopyrightText: 2024 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("1.3.6.1.4.1.25623.1.0.833617");
script_version("2024-05-16T05:05:35+0000");
script_cve_id("CVE-2018-21232");
script_tag(name:"cvss_base", value:"4.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
script_tag(name:"last_modification", value:"2024-05-16 05:05:35 +0000 (Thu, 16 May 2024)");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-05-07 20:13:00 +0000 (Thu, 07 May 2020)");
script_tag(name:"creation_date", value:"2024-03-04 07:35:56 +0000 (Mon, 04 Mar 2024)");
script_name("openSUSE: Security Advisory for re2c (SUSE-SU-2023:3353-1)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2024 Greenbone AG");
script_family("SuSE Local Security Checks");
script_dependencies("gather-package-list.nasl");
script_mandatory_keys("ssh/login/suse", "ssh/login/rpms", re:"ssh/login/release=(openSUSELeap15\.4|openSUSELeap15\.5)");
script_xref(name:"Advisory-ID", value:"SUSE-SU-2023:3353-1");
script_xref(name:"URL", value:"https://lists.opensuse.org/archives/list/[email protected]/thread/JTH243S57VZQUFZMFFQZVG4LEG2VCTHV");
script_tag(name:"summary", value:"The remote host is missing an update for the 're2c'
package(s) announced via the SUSE-SU-2023:3353-1 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"This update for re2c fixes the following issues:
* CVE-2018-21232: Fixed excess stack consumption due to uncontrolled recursion
in find_fixed_tags (bsc#1170890).
##");
script_tag(name:"affected", value:"'re2c' package(s) on openSUSE Leap 15.4, openSUSE Leap 15.5.");
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-rpm.inc");
release = rpm_get_ssh_release();
if(!release)
exit(0);
res = "";
report = "";
if(release == "openSUSELeap15.4") {
if(!isnull(res = isrpmvuln(pkg:"re2c-debugsource", rpm:"re2c-debugsource~1.0.3~150000.3.3.1", rls:"openSUSELeap15.4"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c-debuginfo", rpm:"re2c-debuginfo~1.0.3~150000.3.3.1", rls:"openSUSELeap15.4"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c", rpm:"re2c~1.0.3~150000.3.3.1", rls:"openSUSELeap15.4"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c-debugsource", rpm:"re2c-debugsource~1.0.3~150000.3.3.1", rls:"openSUSELeap15.4"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c-debuginfo", rpm:"re2c-debuginfo~1.0.3~150000.3.3.1", rls:"openSUSELeap15.4"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c", rpm:"re2c~1.0.3~150000.3.3.1", rls:"openSUSELeap15.4"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
if(release == "openSUSELeap15.5") {
if(!isnull(res = isrpmvuln(pkg:"re2c-debugsource", rpm:"re2c-debugsource~1.0.3~150000.3.3.1", rls:"openSUSELeap15.5"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c-debuginfo", rpm:"re2c-debuginfo~1.0.3~150000.3.3.1", rls:"openSUSELeap15.5"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c", rpm:"re2c~1.0.3~150000.3.3.1", rls:"openSUSELeap15.5"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c-debugsource", rpm:"re2c-debugsource~1.0.3~150000.3.3.1", rls:"openSUSELeap15.5"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c-debuginfo", rpm:"re2c-debuginfo~1.0.3~150000.3.3.1", rls:"openSUSELeap15.5"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"re2c", rpm:"re2c~1.0.3~150000.3.3.1", rls:"openSUSELeap15.5"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
35.6%