MIT PGP Public Key Server up to 0.9.4 pks search memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.0 | $0-$5k | 0.00 |
A vulnerability classified as critical was found in MIT PGP Public Key Server up to 0.9.4. This vulnerability affects an unknown functionality of the component pks. The manipulation of the argument search
with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
Buffer overflow in pks PGP public key web server before 0.9.5 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long search argument to the lookup capability.
The bug was discovered 05/24/2002. The weakness was presented 10/04/2002 as not defined posting (Bugtraq). The advisory is available at online.securityfocus.com. This vulnerability was named CVE-2002-0900. 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 known, but there is no available exploit.
The vulnerability was handled as a non-public zero-day exploit for at least 133 days. During that time the estimated underground price was around $25k-$100k.
Upgrading to version 0.9.5 eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at X-Force (9171).
Product
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.0
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: PGP Public Key Server 0.9.5
Timeline
05/24/2002 🔍05/24/2002 🔍
05/24/2002 🔍
10/04/2002 🔍
10/04/2002 🔍
12/16/2004 🔍
07/29/2014 🔍
06/04/2019 🔍
Sources
Vendor: mit.eduAdvisory: online.securityfocus.com⛔
Status: Not defined
Confirmation: 🔍
CVE: CVE-2002-0900 (🔍)
X-Force: 9171
Vulnerability Center: 6551 - DoS in MIT PGP Public Key Server <= 0.9.4 via Buffer Overflow, High
SecurityFocus: 4828 - MIT PGP Public Key Server Search String Remote Buffer Overflow Vulnerability
OSVDB: 4743 - MIT - PGP Public Key Server - Search String Remote Buffer Overflow Vulnerability
Entry
Created: 07/29/2014 11:02Updated: 06/04/2019 07:54
Changes: 07/29/2014 11:02 (62), 06/04/2019 07:54 (3)
Complete: 🔍
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