libxls 1.3.4 xls_getfcell XLS File memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in libxls 1.3.4. It has been classified as critical. The impacted element is the function xls_getfcell. This manipulation as part of XLS File causes memory corruption. This vulnerability is registered as CVE-2017-2919. The attack needs to be launched locally. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in libxls 1.3.4. Affected by this vulnerability is the function xls_getfcell. The manipulation as part of a XLS File 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. The summary by CVE is:

An exploitable stack based buffer overflow vulnerability exists in the xls_getfcell function of libxls 1.3.4. A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability

The bug was discovered 11/15/2017. The weakness was published 11/20/2017 (Website). The advisory is shared at talosintelligence.com. This vulnerability is known as CVE-2017-2919 since 12/01/2016. 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 5 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 109065 (Debian DSA-4173-1 : r-cran-readxl - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176356 (Debian Security Update for r-cran-readxl (DSA 4173-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 6 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (109065). Similar entries are available at VDB-109747, VDB-109748, VDB-109763 and VDB-109764. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Talos): 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: 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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Nessus ID: 109065
Nessus Name: Debian DSA-4173-1 : r-cran-readxl - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 861429
OpenVAS Name: Debian Security Advisory DSA 4173-1 (r-cran-readxl - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

12/01/2016 🔍
11/15/2017 +349 days 🔍
11/20/2017 +5 days 🔍
11/20/2017 +0 days 🔍
11/21/2017 +1 days 🔍
04/16/2018 +146 days 🔍
04/17/2018 +1 days 🔍
01/11/2023 +1730 days 🔍

Sourcesinfo

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2017-2919 (🔍)
GCVE (CVE): GCVE-0-2017-2919
GCVE (VulDB): GCVE-100-109765

OVAL: 🔍
See also: 🔍

Entryinfo

Created: 11/21/2017 07:51
Updated: 01/11/2023 08:44
Changes: 11/21/2017 07:51 (64), 12/09/2019 09:39 (12), 01/11/2023 08:44 (14)
Complete: 🔍
Cache ID: 216:6E1:103

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

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