| CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system. | Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack. | CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability. |
|---|---|---|
| 5.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, has been found in Svgalib 1.2.10. Affected by this issue is an unknown function of the component zgv. The manipulation of the argument HOME as part of a Environment Variable leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. Impacted is confidentiality, integrity, and availability. CVE summarizes:
buffer overflow in zgv in svgalib 1.2.10 and earlier allows local users to execute arbitrary code via a long home environment variable.
The weakness was released 06/19/1997 by KSR[T] as confirmed posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-1999-1483. The exploitation is known to be easy. The attack needs to be approached locally. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.
A public exploit has been developed by BeastMaster V and been published 2 weeks after the advisory. It is declared as proof-of-concept. The exploit is available at exploit-db.com.
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 vulnerability database at X-Force (3412).
Product
Name
CPE 2.3
CPE 2.2
CVSSv3
VulDB Meta Base Score: 5.9VulDB Meta Temp Score: 5.6
VulDB Base Score: 5.9
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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| 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: Yes
Remote: No
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: BeastMaster V
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | unlock | unlock | unlock | unlock |
|---|---|---|---|---|
| Today | unlock | unlock | unlock | unlock |
Exploit-DB: 🔍
Threat Intelligence
Threat: 🔍Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
Timeline
06/19/1997 🔍06/19/1997 🔍
06/20/1997 🔍
06/27/1997 🔍
04/09/2004 🔍
06/18/2014 🔍
05/19/2018 🔍
Sources
Advisory: securityfocus.comResearcher: KSR[T]
Status: Confirmed
CVE: CVE-1999-1483 (🔍)
X-Force: 3412
OSVDB: 11225 - SVGAlib zgv HOME Environment Variable Local Overflow
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 06/18/2014 11:50 AMUpdated: 05/19/2018 09:49 AM
Changes: (16) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai advisory_person_nickname exploit_availability exploit_date exploit_publicity exploit_url exploit_developer_name source_osvdb_create source_xforce source_exploitdb source_exploitdb_date
Complete: 🔍
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