Multiple vulnerabilities in IBM Aspera Orchestrator
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2021-23839 CVE-2021-23840 CVE-2021-23841 |
| CWE-ID | CWE-310 CWE-20 CWE-476 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
IBM Aspera Orchestrator Server applications / Other server solutions |
| Vendor | IBM Corporation |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Cryptographic issues
EUVDB-ID: #VU50744
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-23839
CWE-ID:
CWE-310 - Cryptographic Issues
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a MitM attack.
The vulnerability exists due to a faulty implementation of the padding check when server is configured to support SSLv2 protocol. A remote attacker can perform a MitM attack and force the server to use less secure protocols.
Install update from vendor's website.
Vulnerable software versionsIBM Aspera Orchestrator: before 4.0.1.2b9681
External linkshttp://www.ibm.com/support/pages/node/6952327
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.
2) Input validation error
EUVDB-ID: #VU50745
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-23840
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input during EVP_CipherUpdate, EVP_EncryptUpdate and EVP_DecryptUpdate calls. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
MitigationInstall update from vendor's website.
Vulnerable software versionsIBM Aspera Orchestrator: before 4.0.1.2b9681
External linkshttp://www.ibm.com/support/pages/node/6952327
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.
3) NULL pointer dereference
EUVDB-ID: #VU50740
Risk: Medium
CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-23841
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the X509_issuer_and_serial_hash() function when parsing the issuer field in the X509 certificate. A remote attacker can supply a specially crafted certificate, trigger a NULL pointer dereference error and perform a denial of service (DoS) attack.
MitigationInstall update from vendor's website.
Vulnerable software versionsIBM Aspera Orchestrator: before 4.0.1.2b9681
External linkshttp://www.ibm.com/support/pages/node/6952327
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.
