CVE-2018-19158
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial...
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.
- Record
CVE-2018-19158- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-400
- Updated
- 2026-11-02
CVE List No score
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.
- Record
CVE-2018-19158- Updated
- 2026-11-02
EUVDEUVD-2018-10869 No score
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.
- Record
EUVD-2018-10869- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6qjp-rcvg-5vvh
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial...
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.
- Record
GHSA-6qjp-rcvg-5vvh- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
OSVALPINE-CVE-2018-19158
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.
- Record
ALPINE-CVE-2018-19158- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSV
ColossusCoinXT through 1.0.5 (a chain-based proof-of-stake cryptocurrency) allows a remote denial of service, exploitable by an attacker who acquires even a small amount of stake/coins in the system. The attacker sends invalid headers/blocks, which are stored on the victim's disk.
- Record
CVE-2018-19158- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
php5Alpine:v3.5 |
before 5.6.39-r0 | 5.6.39-r0 |
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-2018-19158 is a high vulnerability (CVSS 7.5) in Colossusxt Colossuscoinxt, published March 17, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.60%, the 85th percentile. Fixed in php5 5.6.39-r0.
References
medium.com/%40dsl_uiuc/fake-stake-attacks-on-chain-based-proof-of-stake-cryptocurrencies-b8b05723f806
fc19.ifca.ai/preproceedings/180-preproceedings.pdf
github.com/ColossusCoinXT/ColossusCoinXT/compare/0223904...9666bb8
nvd.nist.gov/vuln/detail/CVE-2018-19158
security.alpinelinux.org/vuln/CVE-2018-19158