FreeBSD 3.3 gdc symlink

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in FreeBSD 3.3. The affected element is an unknown function of the file gdc. Performing a manipulation results in symlink. This vulnerability is identified as CVE-1999-0857. Additionally, an exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in FreeBSD 3.3 (Operating System). This affects some unknown processing of the file gdc. The manipulation with an unknown input leads to a symlink vulnerability. CWE is classifying the issue as CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. This is going to have an impact on integrity. The summary by CVE is:

FreeBSD gdc program allows local users to modify files via a symlink attack.

The weakness was released 12/01/1999 by Brock Tellier (FIRST) (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-1999-0857. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (19650) and SecurityFocus (BID 835†). Entries connected to this vulnerability are available at VDB-15024 and VDB-15019. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.0
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/01/1999 🔍
12/01/1999 +0 days 🔍
12/01/1999 +0 days 🔍
06/22/2014 +5317 days 🔍
07/27/2024 +3688 days 🔍

Sourcesinfo

Product: freebsd.org

Advisory: securityfocus.com⛔
Researcher: Brock Tellier (FIRST)
Status: Not defined

CVE: CVE-1999-0857 (🔍)
GCVE (CVE): GCVE-0-1999-0857
GCVE (VulDB): GCVE-100-15021
SecurityFocus: 835 - FreeBSD gdc Symlink Vulnerability

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

Entryinfo

Created: 06/22/2014 15:34
Updated: 07/27/2024 17:06
Changes: 06/22/2014 15:34 (53), 05/22/2018 09:15 (1), 07/27/2024 17:06 (25)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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