CVE-2013-2021

Apple Security Advisory 2013-09-12-1

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

pdf.c in ClamAV 0.97.1 through 0.97.7 allows remote attackers to cause a denial of service (out-of-bounds-read) via a crafted length value in an encrypted PDF file.

pdf.c en ClamAV v0.97.1 hasta v0.97.7 ermite a atacantes remotos provocar una denegación de servicio (lectura fuera de limite) a través de la modificación de longitud en un fichero PDF cifrado.

Multiple vulnerabilities have been found in ClamAV, the worst of which could lead to arbitrary code execution. Versions less than 0.98 are affected.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2013-02-19 CVE Reserved
2013-05-13 CVE Published
2024-08-06 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (21)

URL	Tag	Source
http://blog.clamav.net/2013/04/clamav-0978-has-been-released.html	X_refsource_confirm
http://support.apple.com/kb/HT5880	X_refsource_confirm
http://support.apple.com/kb/HT5892	X_refsource_confirm
http://www.openwall.com/lists/oss-security/2013/04/25/2	Mailing List
http://www.openwall.com/lists/oss-security/2013/04/29/20	Mailing List
http://www.securityfocus.com/bid/59434	Vdb Entry
https://bugzilla.clamav.net/show_bug.cgi?id=7053	X_refsource_confirm
https://github.com/vrtadmin/clamav-devel/commit/24ff855c82d3f5c62bc5788a5776cefbffce2971	X_refsource_confirm

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html	2015-09-28
http://lists.apple.com/archives/security-announce/2013/Sep/msg00004.html	2015-09-28
http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109514.html	2015-09-28
http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109639.html	2015-09-28
http://lists.fedoraproject.org/pipermail/package-announce/2013-June/109652.html	2015-09-28
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105575.html	2015-09-28
http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00006.html	2015-09-28
http://lists.opensuse.org/opensuse-updates/2013-06/msg00018.html	2015-09-28
http://lists.opensuse.org/opensuse-updates/2013-06/msg00020.html	2015-09-28
http://secunia.com/advisories/53150	2015-09-28
http://secunia.com/advisories/53182	2015-09-28
http://www.mandriva.com/security/advisories?name=MDVSA-2013:159	2015-09-28
http://www.ubuntu.com/usn/USN-1816-1	2015-09-28

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				10.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "10.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				11.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "11.10"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.10"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				13.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "13.04"		-		Affected
Suse Search vendor "Suse"		Linux Enterprise Server Search vendor "Suse" for product "Linux Enterprise Server"				11.0 Search vendor "Suse" for product "Linux Enterprise Server" and version "11.0"		sp1		Affected
Suse Search vendor "Suse"		Linux Enterprise Server Search vendor "Suse" for product "Linux Enterprise Server"				11.0 Search vendor "Suse" for product "Linux Enterprise Server" and version "11.0"		sp2		Affected
Clamav Search vendor "Clamav"		Clamav Search vendor "Clamav" for product "Clamav"				0.97.1 Search vendor "Clamav" for product "Clamav" and version "0.97.1"		-		Affected
Clamav Search vendor "Clamav"		Clamav Search vendor "Clamav" for product "Clamav"				0.97.2 Search vendor "Clamav" for product "Clamav" and version "0.97.2"		-		Affected
Clamav Search vendor "Clamav"		Clamav Search vendor "Clamav" for product "Clamav"				0.97.3 Search vendor "Clamav" for product "Clamav" and version "0.97.3"		-		Affected
Clamav Search vendor "Clamav"		Clamav Search vendor "Clamav" for product "Clamav"				0.97.4 Search vendor "Clamav" for product "Clamav" and version "0.97.4"		-		Affected
Clamav Search vendor "Clamav"		Clamav Search vendor "Clamav" for product "Clamav"				0.97.5 Search vendor "Clamav" for product "Clamav" and version "0.97.5"		-		Affected
Clamav Search vendor "Clamav"		Clamav Search vendor "Clamav" for product "Clamav"				0.97.6 Search vendor "Clamav" for product "Clamav" and version "0.97.6"		-		Affected
Clamav Search vendor "Clamav"		Clamav Search vendor "Clamav" for product "Clamav"				0.97.7 Search vendor "Clamav" for product "Clamav" and version "0.97.7"		-		Affected