ISC INN up to 2.2.3 NNTP Service format string

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in ISC INN up to 2.2.3. Affected by this issue is some unknown functionality of the component NNTP Service. Executing a manipulation can lead to format string. This vulnerability is registered as CVE-2002-0525. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in ISC INN up to 2.2.3 and classified as very critical. This vulnerability affects some unknown functionality of the component NNTP Service. The manipulation with an unknown input leads to a format string vulnerability. The CWE definition for the vulnerability is CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Format string vulnerabilities in (1) inews or (2) rnews for INN 2.2.3 and earlier allow local users and remote malicious NNTP servers to gain privileges via format string specifiers in NTTP responses.

The weakness was published 08/12/2002 by Paul Starzetz (Website). The advisory is shared for download at archives.neohapsis.com. This vulnerability was named CVE-2002-0525. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/24/2024).

It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k.

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 (8834), Exploit-DB (21375) and SecurityFocus (BID 4501†). Similar entry is available at VDB-18581. Once again VulDB remains the best source for vulnerability data.

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: 9.8
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.8
VulDB Temp Score: 8.9
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: Format string
CWE: CWE-134 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/11/2002 🔍
08/12/2002 +123 days 🔍
08/12/2002 +0 days 🔍
07/22/2014 +4362 days 🔍
11/24/2024 +3778 days 🔍

Sourcesinfo

Vendor: isc.org

Advisory: archives.neohapsis.com
Researcher: Paul Starzetz
Status: Not defined

CVE: CVE-2002-0525 (🔍)
GCVE (CVE): GCVE-0-2002-0525
GCVE (VulDB): GCVE-100-18580
X-Force: 8834
SecurityFocus: 4501 - ISC INN Multiple Local Format String Vulnerabilties

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

Entryinfo

Created: 07/22/2014 22:24
Updated: 11/24/2024 04:06
Changes: 07/22/2014 22:24 (53), 06/08/2018 11:16 (1), 06/20/2024 20:09 (17), 11/24/2024 04:06 (6)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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