Remote code execution in crossbeam-channel utility
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-15254 |
| CWE-ID | CWE-119 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
crossbeam-channel Universal components / Libraries / Programming Languages & Components |
| Vendor | Crossbeam |
Security Bulletin
This security bulletin contains one high risk vulnerability.
1) Buffer overflow
EUVDB-ID: #VU47742
Risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-15254
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the "Vec::from_iter" function in crossbeam-channel. A remote attacker can create a specially crafted data to the application, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionscrossbeam-channel: 0.3.1 - 0.4.3
External linkshttp://github.com/crossbeam-rs/crossbeam/issues/539
http://github.com/crossbeam-rs/crossbeam/pull/533
http://github.com/crossbeam-rs/crossbeam/security/advisories/GHSA-v5m7-53cv-f3hx
http://github.com/RustSec/advisory-db/pull/425
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
