CVE-2021-20289
published 2021-03-26CVE-2021-20289: A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response…
PriorityP430medium5.3CVSS 3.1
AVNACLPRNUINSUCLINAN
EPSS
1.44%
70.2th percentile
A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality.
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| oracle | communications_cloud_native_core_console | — | — |
| quarkus | quarkus | < 1.13.4 | 1.13.4 |
| redhat | resteasy | <= 4.6.0 | — |
| redhat | resteasy | — | — |
| redhat | resteasy | >= 0 < 3.0.6-3ubuntu0.1~esm1 | 3.0.6-3ubuntu0.1~esm1 |
| redhat | resteasy | >= 0 < 3.6.2-2ubuntu0.20.04.1~esm1 | 3.6.2-2ubuntu0.20.04.1~esm1 |
| redhat | resteasy | >= 0 < 3.6.2-2ubuntu0.22.04.1~esm1 | 3.6.2-2ubuntu0.22.04.1~esm1 |
| redhat | resteasy | >= 0 < 3.6.2-2ubuntu0.24.04.1~esm1 | 3.6.2-2ubuntu0.24.04.1~esm1 |
CVSS provenance
nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
osv6.5MEDIUM
vendor_ubuntu6.5MEDIUM
vendor_oracle5.3MEDIUM
vendor_redhat5.3MEDIUM
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Ubuntu
RESTEasy vulnerabilities
vendor_ubuntu·2025-07-10·CVSS 6.5
CVE-2021-20289 [MEDIUM] RESTEasy vulnerabilities
Title: RESTEasy vulnerabilities
Summary: Several security issues were fixed in resteasy, resteasy3.0.
It was discovered that RESTEasy made insufficient use of random values in
asynchronous jobs. An attacker could possibly use this issue to steal
user data. This issue only affected Ubuntu 14.04 LTS. (CVE-2016-6345)
It was discovered that RESTEasy enabled a vulnerable GZIP decompression
module by default. An attacker could possibly use this issue to cause a
denial of service. This issue only affected Ubuntu 14.04 LTS.
(CVE-2016-6346)
It was discovered that RESTEasy improperly made use of unsanitized data
while handling certain errors. An attacker could possibly use this issue
to cause a denial of service or execute arbitrary code.
This issue only affected Ubuntu 14.04 LTS. (CVE-2016-6347
Ubuntu
RESTEasy vulnerabilities
vendor_ubuntu·2025-03-13·CVSS 6.1
CVE-2020-1695 [MEDIUM] RESTEasy vulnerabilities
Title: RESTEasy vulnerabilities
Summary: Several security issues were fixed in RESTEasy.
Nikos Papadopoulos discovered that RESTEasy improperly handled URL encoding
when certain errors occur. An attacker could possibly use this issue to
modify the app's behavior for other users through the network.
(CVE-2020-10688)
Mirko Selber discovered that RESTEasy improperly validated user input
during HTTP response construction. This issue could possibly allow an
attacker to cause a denial of service or execute arbitrary code.
(CVE-2020-1695)
It was discovered that RESTEasy unintentionally disclosed potentially
sensitive server information to users during the handling of certain
errors. (CVE-2020-25633)
It was discovered that RESTEasy unintentionally disclosed parts of its code
to users during t
Oracle
Oracle Oracle Communications Risk Matrix: CNC Console (RESTEasy) — CVE-2021-20289
vendor_oracle·2022-04-15·CVSS 5.3
CVE-2021-20289 [MEDIUM] Oracle Oracle Communications Risk Matrix: CNC Console (RESTEasy) — CVE-2021-20289
Oracle Oracle Communications Risk Matrix: CNC Console (RESTEasy) vulnerability
CVE: CVE-2021-20289
CVSS: 5.3
Protocol: HTTP
Remote exploit: Yes
Affected versions: Network
Advisory: cpuapr2022 (APR 2022)
Red Hat
resteasy: Error message exposes endpoint class information
vendor_redhat·2021-03-03·CVSS 5.3
CVE-2021-20289 [MEDIUM] CWE-209 resteasy: Error message exposes endpoint class information
resteasy: Error message exposes endpoint class information
A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality.
A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality.
Package: resteas
OSV
resteasy, resteasy3.0 vulnerabilities
osv·2025-07-10·CVSS 6.5
CVE-2016-6345 [MEDIUM] resteasy, resteasy3.0 vulnerabilities
resteasy, resteasy3.0 vulnerabilities
It was discovered that RESTEasy made insufficient use of random values in
asynchronous jobs. An attacker could possibly use this issue to steal
user data. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-6345)
It was discovered that RESTEasy enabled a vulnerable GZIP decompression
module by default. An attacker could possibly use this issue to cause a
denial of service. This issue only affected Ubuntu 16.04 LTS.
(CVE-2016-6346)
It was discovered that RESTEasy improperly made use of unsanitized data
while handling certain errors. An attacker could possibly use this issue
to cause a denial of service or execute arbitrary code.
This issue only affected Ubuntu 16.04 LTS. (CVE-2016-6347)
It was discovered that RESTEasy enabled a vulnerable JSON mani
OSV
resteasy vulnerabilities
osv·2025-03-13·CVSS 6.1
CVE-2020-10688 [MEDIUM] resteasy vulnerabilities
resteasy vulnerabilities
Nikos Papadopoulos discovered that RESTEasy improperly handled URL encoding
when certain errors occur. An attacker could possibly use this issue to
modify the app's behavior for other users through the network.
(CVE-2020-10688)
Mirko Selber discovered that RESTEasy improperly validated user input
during HTTP response construction. This issue could possibly allow an
attacker to cause a denial of service or execute arbitrary code.
(CVE-2020-1695)
It was discovered that RESTEasy unintentionally disclosed potentially
sensitive server information to users during the handling of certain
errors. (CVE-2020-25633)
It was discovered that RESTEasy unintentionally disclosed parts of its code
to users during the handling of certain errors. (CVE-2021-20289)
It was discovere
OSV
Exposure of class information in RESTEasy
osv·2021-04-07
CVE-2021-20289 [MEDIUM] Exposure of class information in RESTEasy
Exposure of class information in RESTEasy
A flaw was found in RESTEasy in all current versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality.
GHSA
Exposure of class information in RESTEasy
ghsa·2021-04-07
CVE-2021-20289 [MEDIUM] CWE-209 Exposure of class information in RESTEasy
Exposure of class information in RESTEasy
A flaw was found in RESTEasy in all current versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality.
OSV
CVE-2021-20289: A flaw was found in RESTEasy in all versions of RESTEasy up to 4
osv·2021-03-26·CVSS 5.3
CVE-2021-20289 [MEDIUM] CVE-2021-20289: A flaw was found in RESTEasy in all versions of RESTEasy up to 4
A flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final. The endpoint class and method names are returned as part of the exception response when RESTEasy cannot convert one of the request URI path or query values to the matching JAX-RS resource method's parameter value. The highest threat from this vulnerability is to data confidentiality.
No detection rules found.
No public exploits indexed.
2021-03-26
Published