CVE-2023-45312
MTProto proxy remote code execution vulnerability
In the mtproto_proxy (aka MTProto proxy) component through 0.7.2 for Erlang, a low-privileged remote attacker can access an improperly secured default installation without authenticating and achieve remote command execution ability.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In the mtproto_proxy (aka MTProto proxy) component through 0.7.2 for Erlang, a low-privileged remote attacker can access an improperly secured default installation without authenticating and achieve remote command execution ability.
- Record
CVE-2023-45312- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-1188
- Updated
- 2026-11-02
CVE List
In the mtproto_proxy (aka MTProto proxy) component through 0.7.2 for Erlang, a low-privileged remote attacker can access an improperly secured default installation without authenticating and achieve remote command execution ability.
- Record
CVE-2023-45312- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-1188
- Updated
- 2026-11-02
EUVDEUVD-2023-2682
In the mtproto_proxy (aka MTProto proxy) component through 0.7.2 for Erlang, a low-privileged remote attacker can access an improperly secured default installation without authenticating and achieve remote command execution ability.
- Record
EUVD-2023-2682- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-738q-mc72-2q22
MTProto proxy remote code execution vulnerability
In the mtproto_proxy (aka MTProto proxy) component through 0.7.2 for Erlang, a low-privileged remote attacker can access an improperly secured default installation without authenticating and achieve remote command execution ability.
- Record
GHSA-738q-mc72-2q22- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-94, CWE-1188
- Updated
- 2026-11-02
OSV
In the mtproto_proxy (aka MTProto proxy) component through 0.7.2 for Erlang, a low-privileged remote attacker can access an improperly secured default installation without authenticating and achieve remote command execution ability.
- Record
CVE-2023-45312- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-738q-mc72-2q22
MTProto proxy remote code execution vulnerability
In the mtproto_proxy (aka MTProto proxy) component through 0.7.2 for Erlang, a low-privileged remote attacker can access an improperly secured default installation without authenticating and achieve remote command execution ability.
- Record
GHSA-738q-mc72-2q22- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-1188, CWE-94
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mtproto_proxyHex |
through 0.7.2 | None known |
mtproto_proxyHex |
through 0.7.2, plus listed versions 0.5.10.6.00.6.10.7.00.7.1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-45312 is a high vulnerability (CVSS 8.8) in Mtproto Mt Proto Proxy, published October 10, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.86%, the 79th percentile. No source names a fixed version.
References
medium.com/%40_sadshade/almost-2000-telegram-proxy-servers-are-potentially-vulnerable-to-rce-since-2018-742a455be16b
nvd.nist.gov/vuln/detail/CVE-2023-45312
github.com/advisories/GHSA-738q-mc72-2q22