LZO 2.08 lzo1x_d.ch lzo1x_decompress out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in LZO 2.08. It has been classified as problematic. This impacts the function lzo1x_decompress of the file lzo1x_d.ch. This manipulation causes out-of-bounds. This vulnerability is registered as CVE-2017-8845. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability classified as problematic was found in LZO 2.08. Affected by this vulnerability is the function lzo1x_decompress of the file lzo1x_d.ch. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. The summary by CVE is:

The lzo1x_decompress function in lzo1x_d.ch in LZO 2.08, as used in lrzip 0.631, allows remote attackers to cause a denial of service (invalid memory read and application crash) via a crafted archive.

The bug was discovered 05/07/2017. The weakness was published 05/08/2017 (Website). The advisory is shared at blogs.gentoo.org. This vulnerability is known as CVE-2017-8845 since 05/08/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • LZO 2.08
  • lrzip 0.631

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

05/07/2017 🔍
05/08/2017 +1 days 🔍
05/08/2017 +0 days 🔍
05/08/2017 +0 days 🔍
05/09/2017 +1 days 🔍
12/06/2022 +2037 days 🔍

Sourcesinfo

Advisory: 68
Status: Not defined

CVE: CVE-2017-8845 (🔍)
GCVE (CVE): GCVE-0-2017-8845
GCVE (VulDB): GCVE-100-100945
OSVDB: - CVE-2017-8845 - LZO - Denial of Service Issue

Entryinfo

Created: 05/09/2017 08:35
Updated: 12/06/2022 08:38
Changes: 05/09/2017 08:35 (51), 09/24/2020 16:36 (8), 12/06/2022 08:38 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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