Pengutronix Barebox up to 2019.08.1 net/nfs.c nfs_readlink_reply length memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.5 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Pengutronix Barebox up to 2019.08.1. Affected is the function nfs_readlink_reply
of the file net/nfs.c. The manipulation of the argument length
as part of a Length Field leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Pengutronix barebox through 2019.08.1 has a remote buffer overflow in nfs_readlink_reply in net/nfs.c because a length field is directly used for a memcpy.
The weakness was shared 09/05/2019. This vulnerability is traded as CVE-2019-15937 since 09/05/2019. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 12/13/2023).
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
The entry 141295 is related to this item.
Product
Vendor
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: 8.5VulDB Meta Temp Score: 8.5
VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
NVD Vector: 🔍
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: 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 |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Patch: git.pengutronix.de
Timeline
09/05/2019 🔍09/05/2019 🔍
09/06/2019 🔍
12/13/2023 🔍
Sources
Advisory: git.pengutronix.deStatus: Not defined
CVE: CVE-2019-15937 (🔍)
See also: 🔍
Entry
Created: 09/06/2019 11:04Updated: 12/13/2023 09:35
Changes: 09/06/2019 11:04 (39), 08/13/2020 09:38 (17), 12/13/2023 09:35 (4)
Complete: 🔍
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