elfutils 0.175 libelf/note_xlate.h elf_cvt_note memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in elfutils 0.175. It has been declared as problematic. Impacted is the function elf_cvt_note of the file libelf/note_xlate.h. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2019-7664. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in elfutils 0.175. It has been declared as problematic. This vulnerability affects the function elf_cvt_note of the file libelf/note_xlate.h. The manipulation 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 availability. CVE summarizes:

In elfutils 0.175, a negative-sized memcpy is attempted in elf_cvt_note in libelf/note_xlate.h because of an incorrect overflow check. Crafted elf input causes a segmentation fault, leading to denial of service (program crash).

The bug was discovered 02/10/2019. The weakness was released 02/09/2019 (Website). The advisory is shared for download at access.redhat.com. This vulnerability was named CVE-2019-7664 since 02/09/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 277651 (Fedora Security Update for elfutils (FEDORA-2019-44a9d99647)).

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

Entries connected to this vulnerability are available at VDB-130298, VDB-130300, VDB-130301 and VDB-130302. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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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: 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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/09/2019 🔍
02/09/2019 +0 days 🔍
02/10/2019 +1 days 🔍
02/10/2019 +0 days 🔍
07/09/2023 +1610 days 🔍

Sourcesinfo

Advisory: RHSA-2019:2197
Status: Confirmed

CVE: CVE-2019-7664 (🔍)
GCVE (CVE): GCVE-0-2019-7664
GCVE (VulDB): GCVE-100-130696
See also: 🔍

Entryinfo

Created: 02/10/2019 10:20
Updated: 07/09/2023 09:03
Changes: 02/10/2019 10:20 (56), 05/09/2020 15:27 (2), 07/09/2023 09:03 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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