elfutils 0.175 elf32_xlatetom.c elf32_xlatetom memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.4 | $0-$5k | 0.00 |
A vulnerability was found in elfutils 0.175. It has been rated as critical. This issue affects the function elf32_xlatetom
of the file elf32_xlatetom.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
In elfutils 0.175, a heap-based buffer over-read was discovered in the function elf32_xlatetom in elf32_xlatetom.c in libelf. A crafted ELF input can cause a segmentation fault leading to denial of service (program crash) because ebl_core_note does not reject malformed core file notes.
The bug was discovered 02/10/2019. The weakness was disclosed 02/09/2019 by Agostino Sarubbo with Gentoo (Website). The advisory is shared at lists.debian.org. The identification of this vulnerability is CVE-2019-7665 since 02/09/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, 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.
The entries 99467, 99469, 99470 and 99471 are pretty similar.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.4
VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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 |
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
04/09/2017 🔍02/09/2019 🔍
02/09/2019 🔍
02/10/2019 🔍
02/10/2019 🔍
07/09/2023 🔍
Sources
Advisory: RHSA-2019:2197Researcher: Agostino Sarubbo
Organization: Gentoo
Status: Confirmed
CVE: CVE-2019-7665 (🔍)
SecurityFocus: 98609 - elfutils CVE-2017-7608 Remote Denial of Service Vulnerability
See also: 🔍
Entry
Created: 02/10/2019 10:21Updated: 07/09/2023 09:03
Changes: 02/10/2019 10:21 (58), 05/09/2020 15:41 (6), 07/09/2023 09:03 (3)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.