GNU Privacy Guard up to 1.05 tty_printf format string

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in GNU Privacy Guard up to 1.05. This affects the function tty_printf. Performing a manipulation results in format string. This vulnerability is identified as CVE-2001-0522. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in GNU Privacy Guard up to 1.05. It has been classified as critical. This affects the function tty_printf. The manipulation with an unknown input leads to a format string vulnerability. CWE is classifying the issue as CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Format string vulnerability in Gnu Privacy Guard (aka GnuPG or gpg) 1.05 and earlier can allow an attacker to gain privileges via format strings in the original filename that is stored in an encrypted file.

The bug was discovered 05/29/2001. The weakness was released 05/29/2001 by Fish Stiqz as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. This vulnerability is uniquely identified as CVE-2001-0522. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

After immediately, there has been an exploit disclosed. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 13870 (Mandrake Linux Security Advisory : gnupg (MDKSA-2001:053-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 7 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (6642), Exploit-DB (20889), Tenable (13870), SecurityFocus (BID 2797†) and OSVDB (1845†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Format string
CWE: CWE-134 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Price Prediction: 🔍
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Nessus ID: 13870
Nessus Name: Mandrake Linux Security Advisory : gnupg (MDKSA-2001:053-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53814
OpenVAS Name: Debian Security Advisory DSA 061-1 (gnupg)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
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Timelineinfo

05/29/2001 🔍
05/29/2001 +0 days 🔍
05/29/2001 +0 days 🔍
05/29/2001 +0 days 🔍
05/29/2001 +0 days 🔍
08/14/2001 +76 days 🔍
11/20/2001 +98 days 🔍
02/21/2003 +458 days 🔍
07/31/2004 +525 days 🔍
05/24/2007 +1027 days 🔍
07/07/2014 +2601 days 🔍
12/26/2024 +3825 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: kb.cert.org
Researcher: Fish Stiqz
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2001-0522 (🔍)
GCVE (CVE): GCVE-0-2001-0522
GCVE (VulDB): GCVE-100-17151
CERT: 🔍
X-Force: 6642 - GnuPG tty_printf format string could allow unauthorized access to client hosts
SecurityFocus: 2797 - GnuPG Format String Vulnerability
OSVDB: 1845 - GnuPG tty_printf() Format String
Vulnerability Center: 15210 - GnuPG Format String Vulnerability when Calling the tty_printf Function, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/07/2014 18:02
Updated: 12/26/2024 05:40
Changes: 07/07/2014 18:02 (84), 07/19/2019 17:25 (2), 12/21/2024 18:17 (17), 12/26/2024 05:40 (1)
Complete: 🔍
Cache ID: 216::103

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