GNU less 358/381/382 filename.c open_altfile memory corruption ⚔ [Disputed]

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in GNU less 358/381/382. This affects the function open_altfile of the file filename.c. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2004-2264. There is no available exploit. There is ongoing doubt regarding the real existence of this vulnerability.

Detailsinfo

A vulnerability, which was classified as critical, has been found in GNU less 358/381/382. Affected by this issue is the function open_altfile of the file filename.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is integrity, and availability. CVE summarizes:

** DISPUTED ** Format string bug in the open_altfile function in filename.c for GNU less 382, 381, and 358 might allow local users to cause a denial of service or possibly execute arbitrary code via format strings in the LESSOPEN environment variable. NOTE: since less is not setuid or setgid, then this is not a vulnerability unless there are plausible scenarios under which privilege boundaries could be crossed.

The weakness was presented 08/18/2004 by Serkan Akpolat (Website). The advisory is shared for download at archives.neohapsis.com. This vulnerability is handled as CVE-2004-2264 since 07/19/2005. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The real existence of this vulnerability is still doubted at the moment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (17032), OSVDB (9014†) and SecurityTracker (ID 1010988†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/18/2004 🔍
08/19/2004 +0 days 🔍
08/19/2004 +0 days 🔍
12/31/2004 +133 days 🔍
07/19/2005 +200 days 🔍
03/09/2015 +3520 days 🔍
08/08/2024 +3440 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: archives.neohapsis.com
Researcher: Serkan Akpolat
Status: Not defined
Disputed: 🔍

CVE: CVE-2004-2264 (🔍)
GCVE (CVE): GCVE-0-2004-2264
GCVE (VulDB): GCVE-100-23168
X-Force: 17032 - GNU less filename format string attack
OSVDB: 9014 - GNU less filename.c Remote Format String
SecurityTracker: 1010988

Entryinfo

Created: 03/09/2015 16:19
Updated: 08/08/2024 06:35
Changes: 03/09/2015 16:19 (51), 08/13/2018 07:08 (7), 08/08/2024 06:35 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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